79027643 has 2 divisors, whose sum is σ = 79027644. Its totient is φ = 79027642.

The previous prime is 79027621. The next prime is 79027661. The reversal of 79027643 is 34672097.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79027643 - 2⁶ = 79027579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79027597 and 79027606.

It is not a weakly prime, because it can be changed into another prime (79027603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39513821 + 39513822.

It is an arithmetic number, because the mean of its divisors is an integer number (39513822).

Almost surely, 2^79027643 is an apocalyptic number.

79027643 is a deficient number, since it is larger than the sum of its proper divisors (1).

79027643 is an equidigital number, since it uses as much as digits as its factorization.

79027643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 79027643 is about 8889.7493215501. The cubic root of 79027643 is about 429.1340839980.

The spelling of 79027643 in words is "seventy-nine million, twenty-seven thousand, six hundred forty-three".